include/acl_selectors.php

   1 <?php
   2
   3 /**
   4  * @file include/acl_selectors.php
   5  */
   6
   7 require_once("include/contact_selectors.php");
   8 require_once("include/contact_widgets.php");
   9 require_once("include/DirSearch.php");
  10 require_once("include/features.php");
  11 require_once("mod/proxy.php");
  12
  13
  14 /**
  15  * @package acl_selectors
  16  */
  17 function group_select($selname,$selclass,$preselected = false,$size = 4) {
  18
  19         $a = get_app();
  20
  21         $o = '';
  22
  23         $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" >\r\n";
  24
  25         $r = q("SELECT `id`, `name` FROM `group` WHERE NOT `deleted` AND `uid` = %d ORDER BY `name` ASC",
  26                 intval(local_user())
  27         );
  28
  29
  30         $arr = array('group' => $r, 'entry' => $o);
  31
  32         // e.g. 'network_pre_group_deny', 'profile_pre_group_allow'
  33
  34         call_hooks($a->module . '_pre_' . $selname, $arr);
  35
  36         if(count($r)) {
  37                 foreach($r as $rr) {
  38                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
  39                                 $selected = " selected=\"selected\" ";
  40                         else
  41                                 $selected = '';
  42
  43                         $trimmed = mb_substr($rr['name'],0,12);
  44
  45                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}\" >$trimmed</option>\r\n";
  46                 }
  47
  48         }
  49         $o .= "</select>\r\n";
  50
  51         call_hooks($a->module . '_post_' . $selname, $o);
  52
  53
  54         return $o;
  55 }
  56
  57
  58 function contact_selector($selname, $selclass, $preselected = false, $options) {
  59
  60         $a = get_app();
  61
  62         $mutual = false;
  63         $networks = null;
  64         $single = false;
  65         $exclude = false;
  66         $size = 4;
  67
  68         if(is_array($options)) {
  69                 if(x($options,'size'))
  70                         $size = $options['size'];
  71
  72                 if(x($options,'mutual_friends'))
  73                         $mutual = true;
  74                 if(x($options,'single'))
  75                         $single = true;
  76                 if(x($options,'multiple'))
  77                         $single = false;
  78                 if(x($options,'exclude'))
  79                         $exclude = $options['exclude'];
  80
  81                 if(x($options,'networks')) {
  82                         switch($options['networks']) {
  83                                 case 'DFRN_ONLY':
  84                                         $networks = array(NETWORK_DFRN);
  85                                         break;
  86                                 case 'PRIVATE':
  87                                         if(is_array($a->user) && $a->user['prvnets'])
  88                                                 $networks = array(NETWORK_DFRN,NETWORK_MAIL,NETWORK_DIASPORA);
  89                                         else
  90                                                 $networks = array(NETWORK_DFRN,NETWORK_FACEBOOK,NETWORK_MAIL, NETWORK_DIASPORA);
  91                                         break;
  92                                 case 'TWO_WAY':
  93                                         if(is_array($a->user) && $a->user['prvnets'])
  94                                                 $networks = array(NETWORK_DFRN,NETWORK_MAIL,NETWORK_DIASPORA);
  95                                         else
  96                                                 $networks = array(NETWORK_DFRN,NETWORK_FACEBOOK,NETWORK_MAIL,NETWORK_DIASPORA,NETWORK_OSTATUS);
  97                                         break;
  98                                 default:
  99                                         break;
 100                         }
 101                 }
 102         }
 103
 104         $x = array('options' => $options, 'size' => $size, 'single' => $single, 'mutual' => $mutual, 'exclude' => $exclude, 'networks' => $networks);
 105
 106         call_hooks('contact_select_options', $x);
 107
 108         $o = '';
 109
 110         $sql_extra = '';
 111
 112         if($x['mutual']) {
 113                 $sql_extra .= sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
 114         }
 115
 116         if(intval($x['exclude']))
 117                 $sql_extra .= sprintf(" AND `id` != %d ", intval($x['exclude']));
 118
 119         if(is_array($x['networks']) && count($x['networks'])) {
 120                 for($y = 0; $y < count($x['networks']) ; $y ++)
 121                         $x['networks'][$y] = "'" . dbesc($x['networks'][$y]) . "'";
 122                 $str_nets = implode(',',$x['networks']);
 123                 $sql_extra .= " AND `network` IN ( $str_nets ) ";
 124         }
 125
 126         $tabindex = (x($options, 'tabindex') ? "tabindex=\"" . $options["tabindex"] . "\"" : "");
 127
 128         if($x['single'])
 129                 $o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"" . $x['size'] . "\" $tabindex >\r\n";
 130         else
 131                 $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"" . $x['size'] . "$\" $tabindex >\r\n";
 132
 133         $r = q("SELECT `id`, `name`, `url`, `network` FROM `contact`
 134                 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 135                 $sql_extra
 136                 ORDER BY `name` ASC ",
 137                 intval(local_user())
 138         );
 139
 140
 141         $arr = array('contact' => $r, 'entry' => $o);
 142
 143         // e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
 144
 145         call_hooks($a->module . '_pre_' . $selname, $arr);
 146
 147         if(count($r)) {
 148                 foreach($r as $rr) {
 149                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
 150                                 $selected = " selected=\"selected\" ";
 151                         else
 152                                 $selected = '';
 153
 154                         $trimmed = mb_substr($rr['name'],0,20);
 155
 156                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}|{$rr['url']}\" >$trimmed</option>\r\n";
 157                 }
 158
 159         }
 160
 161         $o .= "</select>\r\n";
 162
 163         call_hooks($a->module . '_post_' . $selname, $o);
 164
 165         return $o;
 166 }
 167
 168
 169
 170 function contact_select($selname, $selclass, $preselected = false, $size = 4, $privmail = false, $celeb = false, $privatenet = false, $tabindex = null) {
 171
 172         require_once("include/bbcode.php");
 173
 174         $a = get_app();
 175
 176         $o = '';
 177
 178         // When used for private messages, we limit correspondence to mutual DFRN/Friendica friends and the selector
 179         // to one recipient. By default our selector allows multiple selects amongst all contacts.
 180
 181         $sql_extra = '';
 182
 183         if($privmail || $celeb) {
 184                 $sql_extra .= sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
 185         }
 186
 187         if($privmail)
 188                 $sql_extra .= sprintf(" AND `network` IN ('%s' , '%s') ",
 189                                         NETWORK_DFRN, NETWORK_DIASPORA);
 190         elseif($privatenet)
 191                 $sql_extra .= sprintf(" AND `network` IN ('%s' , '%s', '%s', '%s') ",
 192                                         NETWORK_DFRN, NETWORK_MAIL, NETWORK_FACEBOOK, NETWORK_DIASPORA);
 193
 194         $tabindex = ($tabindex > 0 ? "tabindex=\"$tabindex\"" : "");
 195
 196         if ($privmail AND $preselected) {
 197                 $sql_extra .= " AND `id` IN (".implode(",", $preselected).")";
 198                 $hidepreselected = ' style="display: none;"';
 199         } else
 200                 $hidepreselected = "";
 201
 202         if($privmail)
 203                 $o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"$size\" $tabindex $hidepreselected>\r\n";
 204         else
 205                 $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" $tabindex >\r\n";
 206
 207         $r = q("SELECT `id`, `name`, `url`, `network` FROM `contact`
 208                 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 209                 $sql_extra
 210                 ORDER BY `name` ASC ",
 211                 intval(local_user())
 212         );
 213
 214
 215         $arr = array('contact' => $r, 'entry' => $o);
 216
 217         // e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
 218
 219         call_hooks($a->module . '_pre_' . $selname, $arr);
 220
 221         $receiverlist = array();
 222
 223         if(count($r)) {
 224                 foreach($r as $rr) {
 225                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
 226                                 $selected = " selected=\"selected\" ";
 227                         else
 228                                 $selected = '';
 229
 230                         if($privmail)
 231                                 $trimmed = GetProfileUsername($rr['url'], $rr['name'], false);
 232                         else
 233                                 $trimmed = mb_substr($rr['name'],0,20);
 234
 235                         $receiverlist[] = $trimmed;
 236
 237                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}|{$rr['url']}\" >$trimmed</option>\r\n";
 238                 }
 239
 240         }
 241
 242         $o .= "</select>\r\n";
 243
 244         if ($privmail AND $preselected)
 245                 $o .= implode(", ", $receiverlist);
 246
 247         call_hooks($a->module . '_post_' . $selname, $o);
 248
 249         return $o;
 250 }
 251
 252
 253 function fixacl(&$item) {
 254         $item = intval(str_replace(array('<','>'),array('',''),$item));
 255 }
 256
 257 function prune_deadguys($arr) {
 258
 259         if(! $arr)
 260                 return $arr;
 261         $str = dbesc(implode(',',$arr));
 262         $r = q("SELECT `id` FROM `contact` WHERE `id` IN ( " . $str . ") AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 ");
 263         if($r) {
 264                 $ret = array();
 265                 foreach($r as $rr)
 266                         $ret[] = intval($rr['id']);
 267                 return $ret;
 268         }
 269         return array();
 270 }
 271
 272
 273 function get_acl_permissions($user = null) {
 274         $allow_cid = $allow_gid = $deny_cid = $deny_gid = false;
 275
 276         if(is_array($user)) {
 277                 $allow_cid = ((strlen($user['allow_cid']))
 278                         ? explode('><', $user['allow_cid']) : array() );
 279                 $allow_gid = ((strlen($user['allow_gid']))
 280                         ? explode('><', $user['allow_gid']) : array() );
 281                 $deny_cid  = ((strlen($user['deny_cid']))
 282                         ? explode('><', $user['deny_cid']) : array() );
 283                 $deny_gid  = ((strlen($user['deny_gid']))
 284                         ? explode('><', $user['deny_gid']) : array() );
 285                 array_walk($allow_cid,'fixacl');
 286                 array_walk($allow_gid,'fixacl');
 287                 array_walk($deny_cid,'fixacl');
 288                 array_walk($deny_gid,'fixacl');
 289         }
 290
 291         $allow_cid = prune_deadguys($allow_cid);
 292
 293         return array(
 294                 'allow_cid' => $allow_cid,
 295                 'allow_gid' => $allow_gid,
 296                 'deny_cid' => $deny_cid,
 297                 'deny_gid' => $deny_gid,
 298         );
 299 }
 300
 301
 302 function populate_acl($user = null, $show_jotnets = false) {
 303
 304         $perms = get_acl_permissions($user);
 305
 306         $jotnets = '';
 307         if($show_jotnets) {
 308                 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 309
 310                 $mail_enabled = false;
 311                 $pubmail_enabled = false;
 312
 313                 if(! $mail_disabled) {
 314                         $r = q("SELECT `pubmail` FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 315                                 intval(local_user())
 316                         );
 317                         if(count($r)) {
 318                                 $mail_enabled = true;
 319                                 if(intval($r[0]['pubmail']))
 320                                         $pubmail_enabled = true;
 321                         }
 322                 }
 323
 324                 if (!$user['hidewall']) {
 325                         if($mail_enabled) {
 326                                 $selected = (($pubmail_enabled) ? ' checked="checked" ' : '');
 327                                 $jotnets .= '<div class="profile-jot-net"><input type="checkbox" name="pubmail_enable"' . $selected . ' value="1" /> ' . t("Post to Email") . '</div>';
 328                         }
 329
 330                         call_hooks('jot_networks', $jotnets);
 331                 } else
 332                         $jotnets .= sprintf(t('Connectors disabled, since "%s" is enabled.'),
 333                                             t('Hide your profile details from unknown viewers?'));
 334                 }
 335
 336         $tpl = get_markup_template("acl_selector.tpl");
 337         $o = replace_macros($tpl, array(
 338                 '$showall'=> t("Visible to everybody"),
 339                 '$show' => t("show"),
 340                 '$hide'  => t("don't show"),
 341                 '$allowcid' => json_encode($perms['allow_cid']),
 342                 '$allowgid' => json_encode($perms['allow_gid']),
 343                 '$denycid' => json_encode($perms['deny_cid']),
 344                 '$denygid' => json_encode($perms['deny_gid']),
 345                 '$networks' => $show_jotnets,
 346                 '$emailcc' => t('CC: email addresses'),
 347                 '$emtitle' => t('Example: bob@example.com, mary@example.com'),
 348                 '$jotnets' => $jotnets,
 349                 '$aclModalTitle' => t('Permissions'),
 350                 '$aclModalDismiss' => t('Close'),
 351                 '$features' => array(
 352                 "aclautomention"=>(feature_enabled($user['uid'],"aclautomention")?"true":"false")
 353                 ),
 354         ));
 355
 356
 357         return $o;
 358
 359 }
 360
 361 function construct_acl_data(&$a, $user) {
 362
 363         // Get group and contact information for html ACL selector
 364         $acl_data = acl_lookup($a, 'html');
 365
 366         $user_defaults = get_acl_permissions($user);
 367
 368         if($acl_data['groups']) {
 369                 foreach($acl_data['groups'] as $key=>$group) {
 370                         // Add a "selected" flag to groups that are posted to by default
 371                         if($user_defaults['allow_gid'] &&
 372                            in_array($group['id'], $user_defaults['allow_gid']) && !in_array($group['id'], $user_defaults['deny_gid']) )
 373                                 $acl_data['groups'][$key]['selected'] = 1;
 374                         else
 375                                 $acl_data['groups'][$key]['selected'] = 0;
 376                 }
 377         }
 378         if($acl_data['contacts']) {
 379                 foreach($acl_data['contacts'] as $key=>$contact) {
 380                         // Add a "selected" flag to groups that are posted to by default
 381                         if($user_defaults['allow_cid'] &&
 382                            in_array($contact['id'], $user_defaults['allow_cid']) && !in_array($contact['id'], $user_defaults['deny_cid']) )
 383                                 $acl_data['contacts'][$key]['selected'] = 1;
 384                         else
 385                                 $acl_data['contacts'][$key]['selected'] = 0;
 386                 }
 387         }
 388
 389         return $acl_data;
 390
 391 }
 392
 393 function acl_lookup(&$a, $out_type = 'json') {
 394
 395         if(!local_user())
 396                 return "";
 397
 398         $start  =       (x($_REQUEST,'start')           ? $_REQUEST['start']            : 0);
 399         $count  =       (x($_REQUEST,'count')           ? $_REQUEST['count']            : 100);
 400         $search  =      (x($_REQUEST,'search')          ? $_REQUEST['search']           : "");
 401         $type   =       (x($_REQUEST,'type')            ? $_REQUEST['type']             : "");
 402         $mode   =       (x($_REQUEST,'mode')            ? $_REQUEST['mode']             : "");
 403         $conv_id =      (x($_REQUEST,'conversation')    ? $_REQUEST['conversation']     : null);
 404
 405         // For use with jquery.textcomplete for private mail completion
 406
 407         if(x($_REQUEST,'query') && strlen($_REQUEST['query'])) {
 408                 if(! $type)
 409                         $type = 'm';
 410                 $search = $_REQUEST['query'];
 411         }
 412
 413         logger("Searching for ".$search." - type ".$type, LOGGER_DEBUG);
 414
 415         if ($search!=""){
 416                 $sql_extra = "AND `name` LIKE '%%".dbesc($search)."%%'";
 417                 $sql_extra2 = "AND (`attag` LIKE '%%".dbesc($search)."%%' OR `name` LIKE '%%".dbesc($search)."%%' OR `nick` LIKE '%%".dbesc($search)."%%')";
 418         } else {
 419                 $sql_extra = $sql_extra2 = "";
 420         }
 421
 422         // count groups and contacts
 423         if ($type=='' || $type=='g'){
 424                 $r = q("SELECT COUNT(*) AS g FROM `group` WHERE `deleted` = 0 AND `uid` = %d $sql_extra",
 425                         intval(local_user())
 426                 );
 427                 $group_count = (int)$r[0]['g'];
 428         } else {
 429                 $group_count = 0;
 430         }
 431
 432         $sql_extra2 .= " ".unavailable_networks();
 433
 434         // autocomplete for editor mentions
 435         if ($type=='' || $type=='c'){
 436                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 437                                 WHERE `uid` = %d AND `self` = 0
 438                                 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 439                                 AND `notify` != '' $sql_extra2" ,
 440                         intval(local_user())
 441                 );
 442                 $contact_count = (int)$r[0]['c'];
 443         }
 444         elseif ($type == 'm') {
 445
 446                 // autocomplete for Private Messages
 447
 448                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 449                                 WHERE `uid` = %d AND `self` = 0
 450                                 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 451                                 AND `network` IN ('%s','%s','%s') $sql_extra2" ,
 452                         intval(local_user()),
 453                         dbesc(NETWORK_DFRN),
 454                         dbesc(NETWORK_ZOT),
 455                         dbesc(NETWORK_DIASPORA)
 456                 );
 457                 $contact_count = (int)$r[0]['c'];
 458
 459         }
 460         elseif ($type == 'a') {
 461
 462                 // autocomplete for Contacts
 463
 464                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 465                                 WHERE `uid` = %d AND `self` = 0
 466                                 AND `pending` = 0 $sql_extra2" ,
 467                         intval(local_user())
 468                 );
 469                 $contact_count = (int)$r[0]['c'];
 470
 471         } else {
 472                 $contact_count = 0;
 473         }
 474
 475
 476         $tot = $group_count+$contact_count;
 477
 478         $groups = array();
 479         $contacts = array();
 480
 481         if ($type=='' || $type=='g'){
 482
 483                 $r = q("SELECT `group`.`id`, `group`.`name`, GROUP_CONCAT(DISTINCT `group_member`.`contact-id` SEPARATOR ',') AS uids
 484                                 FROM `group`,`group_member`
 485                                 WHERE `group`.`deleted` = 0 AND `group`.`uid` = %d
 486                                         AND `group_member`.`gid`=`group`.`id`
 487                                         $sql_extra
 488                                 GROUP BY `group`.`id`
 489                                 ORDER BY `group`.`name`
 490                                 LIMIT %d,%d",
 491                         intval(local_user()),
 492                         intval($start),
 493                         intval($count)
 494                 );
 495
 496                 foreach($r as $g){
 497 //              logger('acl: group: ' . $g['name'] . ' members: ' . $g['uids']);
 498                         $groups[] = array(
 499                                 "type"  => "g",
 500                                 "photo" => "images/twopeople.png",
 501                                 "name"  => htmlentities($g['name']),
 502                                 "id"    => intval($g['id']),
 503                                 "uids"  => array_map("intval", explode(",",$g['uids'])),
 504                                 "link"  => '',
 505                                 "forum" => '0'
 506                         );
 507                 }
 508         }
 509
 510         if ($type==''){
 511
 512                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `forum`, `prv` FROM `contact`
 513                         WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 514                         AND NOT (`network` IN ('%s', '%s'))
 515                         $sql_extra2
 516                         ORDER BY `name` ASC ",
 517                         intval(local_user()),
 518                         dbesc(NETWORK_OSTATUS), dbesc(NETWORK_STATUSNET)
 519                 );
 520         }
 521         elseif ($type=='c'){
 522
 523                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `forum`, `prv` FROM `contact`
 524                         WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 525                         AND NOT (`network` IN ('%s'))
 526                         $sql_extra2
 527                         ORDER BY `name` ASC ",
 528                         intval(local_user()),
 529                         dbesc(NETWORK_STATUSNET)
 530                 );
 531         }
 532         elseif($type == 'm') {
 533                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag` FROM `contact`
 534                         WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 535                         AND `network` IN ('%s','%s','%s')
 536                         $sql_extra2
 537                         ORDER BY `name` ASC ",
 538                         intval(local_user()),
 539                         dbesc(NETWORK_DFRN),
 540                         dbesc(NETWORK_ZOT),
 541                         dbesc(NETWORK_DIASPORA)
 542                 );
 543         }
 544         elseif($type == 'a') {
 545                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `forum`, `prv` FROM `contact`
 546                         WHERE `uid` = %d AND `pending` = 0
 547                         $sql_extra2
 548                         ORDER BY `name` ASC ",
 549                         intval(local_user())
 550                 );
 551         }
 552         elseif($type == 'x') {
 553                 // autocomplete for global contact search (e.g. navbar search)
 554                 $r = navbar_complete($a);
 555                 $contacts = array();
 556                 if($r) {
 557                         foreach($r as $g) {
 558                                 $contacts[] = array(
 559                                         "photo"    => proxy_url($g['photo'], false, PROXY_SIZE_MICRO),
 560                                         "name"     => $g['name'],
 561                                         "nick"     => (x($g['addr']) ? $g['addr'] : $g['url']),
 562                                         "network" => $g['network'],
 563                                         "link" => $g['url'],
 564                                         "forum"    => (x($g['community']) ? 1 : 0),
 565                                 );
 566                         }
 567                 }
 568                 $o = array(
 569                         'start' => $start,
 570                         'count' => $count,
 571                         'items' => $contacts,
 572                 );
 573                 echo json_encode($o);
 574                 killme();
 575         }
 576         else
 577                 $r = array();
 578
 579
 580         if(count($r)) {
 581                 foreach($r as $g){
 582                         $contacts[] = array(
 583                                 "type"  => "c",
 584                                 "photo" => proxy_url($g['micro'], false, PROXY_SIZE_MICRO),
 585                                 "name"  => htmlentities($g['name']),
 586                                 "id"    => intval($g['id']),
 587                                 "network" => $g['network'],
 588                                 "link" => $g['url'],
 589                                 "nick" => htmlentities(($g['attag']) ? $g['attag'] : $g['nick']),
 590                                 "forum" => ((x($g['forum']) || x($g['prv'])) ? 1 : 0),
 591                         );
 592                 }
 593         }
 594
 595         $items = array_merge($groups, $contacts);
 596
 597         if ($conv_id) {
 598                 /* if $conv_id is set, get unknow contacts in thread */
 599                 /* but first get know contacts url to filter them out */
 600                 function _contact_link($i){ return dbesc($i['link']); }
 601                 $known_contacts = array_map(_contact_link, $contacts);
 602                 $unknow_contacts=array();
 603                 $r = q("SELECT `author-avatar`,`author-name`,`author-link`
 604                                 FROM `item` WHERE `parent` = %d
 605                                         AND (`author-name` LIKE '%%%s%%' OR `author-link` LIKE '%%%s%%')
 606                                         AND `author-link` NOT IN ('%s')
 607                                 GROUP BY `author-link`
 608                                 ORDER BY `author-name` ASC
 609                                 ",
 610                                 intval($conv_id),
 611                                 dbesc($search),
 612                                 dbesc($search),
 613                                 implode("','", $known_contacts)
 614                 );
 615                 if (is_array($r) && count($r)){
 616                         foreach($r as $row) {
 617                                 // nickname..
 618                                 $up = parse_url($row['author-link']);
 619                                 $nick = explode("/",$up['path']);
 620                                 $nick = $nick[count($nick)-1];
 621                                 $nick .= "@".$up['host'];
 622                                 // /nickname
 623                                 $unknow_contacts[] = array(
 624                                         "type"  => "c",
 625                                         "photo" => proxy_url($row['author-avatar'], false, PROXY_SIZE_MICRO),
 626                                         "name"  => htmlentities($row['author-name']),
 627                                         "id"    => '',
 628                                         "network" => "unknown",
 629                                         "link" => $row['author-link'],
 630                                         "nick" => htmlentities($nick),
 631                                         "forum" => false
 632                                 );
 633                         }
 634                 }
 635
 636                 $items = array_merge($items, $unknow_contacts);
 637                 $tot += count($unknow_contacts);
 638         }
 639
 640         if($out_type === 'html') {
 641                 $o = array(
 642                         'tot'           => $tot,
 643                         'start' => $start,
 644                         'count' => $count,
 645                         'groups'        => $groups,
 646                         'contacts'      => $contacts,
 647                 );
 648                 return $o;
 649         }
 650
 651         $o = array(
 652                 'tot'   => $tot,
 653                 'start' => $start,
 654                 'count' => $count,
 655                 'items' => $items,
 656         );
 657
 658         echo json_encode($o);
 659
 660         killme();
 661 }
 662 /**
 663  * @brief Searching for global contacts for autocompletion
 664  *
 665  * @param App $a
 666  * @return array with the search results
 667  */
 668 function navbar_complete(&$a) {
 669
 670 //      logger('navbar_complete');
 671
 672         if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
 673                 return;
 674         }
 675
 676         // check if searching in the local global contact table is enabled
 677         $localsearch = get_config('system','poco_local_search');
 678
 679         $search = $prefix.notags(trim($_REQUEST['search']));
 680         $mode = $_REQUEST['mode'];
 681
 682         // don't search if search term has less than 2 characters
 683         if(! $search || mb_strlen($search) < 2)
 684                 return array();
 685
 686         if(substr($search,0,1) === '@')
 687                 $search = substr($search,1);
 688
 689         if($localsearch) {
 690                 $x = DirSearch::global_search_by_name($search, $mode);
 691                 return $x;
 692         }
 693
 694         if(! $localsearch) {
 695                 $p = (($a->pager['page'] != 1) ? '&p=' . $a->pager['page'] : '');
 696
 697                 $x = z_fetch_url(get_server().'/lsearch?f=' . $p .  '&search=' . urlencode($search));
 698                 if($x['success']) {
 699                         $t = 0;
 700                         $j = json_decode($x['body'],true);
 701                         if($j && $j['results']) {
 702                                 return $j['results'];
 703                         }
 704                 }
 705         }
 706         return;
 707 }